类 SignBlock

所有已实现的接口:
FeatureElement, BucketPickup, EntityBlock, LiquidBlockContainer, SimpleWaterloggedBlock, ItemLike, IBlockExtension, IBucketPickupExtension
直接已知子类:
CeilingHangingSignBlock, StandingSignBlock, WallHangingSignBlock, WallSignBlock

public abstract class SignBlock extends BaseEntityBlock implements SimpleWaterloggedBlock